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Ch 4 Earth's Dynamic Surface- Lesson 2 Grade 6

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  • Molten rock deep in the earth is called
    magma
  • The strongest earthquakes occur at convergent boundaries with ________.
    subduction
  • Molten rock that reaches the surface is called
    lava
  • Most mountains form along
    convergent boundaries
  • An underwater mountain chain is called
    mid-ocean ridge
  • Oceanic plate colliding with a continental plate forms mountains called
    volcanic arcs
  • Cracks in earth's crust where movement has occurred are called
    faults
  • Most volcanoes are cause by divergent, transform or convergent plate boundaries?
    convergent
  • Vents in the earth's crust where molten rock flows out are called
    volcanoes
  • What occurs when stored energy is released along a fault line?
    earthquakes